# Caddy (web server)
| | Caddy is an extensible, cross-platform, open-source web server written in Go. |
|-|-|
| | wikipedia:: [Caddy (web server)](https://en.wikipedia.org/wiki/Caddy_(web_server)) |
| | url:: [Caddy](https://caddyserver.com) |
## Caddyfile
```
{
email
[email protected]
}
sub.mydomain.com {
tls {
dns cloudflare {env.CLOUDFLARE_AUTH_TOKEN}
}
reverse_proxy localhost:8080
}
```